Update the documentation for quoted strings
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@ -765,14 +765,13 @@ you have to quote the variable as in:
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.. code:: scheme
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(run foo "${^} ")
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(run foo "${^}")
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(for now the final space is necessary)
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which is equivalent to the following shell command:
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.. code:: shell
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$ foo "a b "
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$ foo "a b"
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(the items of the list are concatenated with space).
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Note that, since ``${^}`` is a list of items, the first one may be
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